.space-sound{position:fixed;left:18px;bottom:max(18px,env(safe-area-inset-bottom));z-index:220;background:#080f1ee8;color:#eee;border:1px solid #91aec477;border-radius:24px;padding:12px 18px;min-height:44px;font:12px Arial,sans-serif;cursor:pointer}.space-sound:focus-visible{outline:2px solid white;outline-offset:4px}